<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<script type="text/javascript">

function boom()
{
  var dp = document.__proto__;
  dp.__proto__ = new XPCNativeWrapper(new XMLSerializer);
  try {
    dp.isSupported();
  } catch(e) { }
}

</script>
</head>

<body onload="boom();"></body>
</html>
